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57760892 = 2272062889
BaseRepresentation
bin1101110001010…
…1110001111100
311000200120001022
43130111301330
5104241322032
65422003312
71300650050
oct334256174
9130616038
1057760892
112a671682
1217416538
13bc74a57
147957c60
15510e512
hex3715c7c

57760892 has 12 divisors (see below), whose sum is σ = 115521840. Its totient is φ = 24754656.

The previous prime is 57760891. The next prime is 57760907. The reversal of 57760892 is 29806775.

57760892 is an admirable number.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57760891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031417 + ... + 1031472.

It is an arithmetic number, because the mean of its divisors is an integer number (9626820).

Almost surely, 257760892 is an apocalyptic number.

It is an amenable number.

57760892 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57760892 is a wasteful number, since it uses less digits than its factorization.

57760892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2062900 (or 2062898 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 57760892 is about 7600.0586839840. The cubic root of 57760892 is about 386.5550017759. Note that the first 3 decimals are identical.

The spelling of 57760892 in words is "fifty-seven million, seven hundred sixty thousand, eight hundred ninety-two".

Divisors: 1 2 4 7 14 28 2062889 4125778 8251556 14440223 28880446 57760892